iPhones have always been about the experience rather than raw specs on paper and the new devices are really fast!
A look back at every iPhone ever
iPhone 7 Vs iPhone 6: What's The Difference?
Apple iPhone 6S Plus Smartphone Review - Reviews
Apple iPhone 6S review: The oldest iPhone can't compete with Apple's newer models - CNET
Reasons You Should Buy an iPhone 6S Instead of an iPhone 8 or iPhone X
Apple iPhone 15 and 15 Plus review: Dynamic Island, 48 megapixels, and new colors - The Verge
Apple's New $429 iPhone SE: A Worthy Upgrade—but Not for the 5G - WSJ
iPhone 6s & iPhone 6s Plus release date, UK price, bugs & features
Anything else? - Apple iPhone 6s and 6s Plus review: Blazing fast performance